Home / 317,263.41-437,815.62-181,288.71

Finding the Fourth Proportional to 317,263.41, 437,815.62 and 181,288.71

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Solution

The fourth proportional to 317,263.41, 437,815.62 and 181,288.71 is: 250,173.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,263.41 : 437,815.62 = 181,288.71 : x
  2. Step 2: Convert to fraction form
    317,263.41/437,815.62 = 181,288.71/x
  3. Step 3: Cross multiply
    317,263.41x = 437,815.62 × 181,288.71
  4. Step 4: Simplify right side
    317,263.41x = 79,371,028,967.65
  5. Step 5: Solve for x
    x = 79,371,028,967.65/317,263.41
  6. Step 6: Final answer
    x = 250,173.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.